Home / 1,411,112.73-1,947,608.49-920,230.16

Finding the Fourth Proportional to 1,411,112.73, 1,947,608.49 and 920,230.16

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Solution

The fourth proportional to 1,411,112.73, 1,947,608.49 and 920,230.16 is: 1,270,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,112.73 : 1,947,608.49 = 920,230.16 : x
  2. Step 2: Convert to fraction form
    1,411,112.73/1,947,608.49 = 920,230.16/x
  3. Step 3: Cross multiply
    1,411,112.73x = 1,947,608.49 × 920,230.16
  4. Step 4: Simplify right side
    1,411,112.73x = 1,792,248,062,632.02
  5. Step 5: Solve for x
    x = 1,792,248,062,632.02/1,411,112.73
  6. Step 6: Final answer
    x = 1,270,095.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.